Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
September 19, 2022
Submitted
September 26, 2022
Operation
Air carrier
Aircraft
N8649A
Make and model
Boeing 7378H4
Aircraft serial
42527
Aircraft time
27,113 hours, 12,631 cycles
Part
Battery Pack
Condition
Failed
Location
Cabin
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

EMERGENCY LIGHTS ASSOCIATED WITH BATTERY PACK M1671 FAIL TO ILLUMINATE / [01] REMOVED AND REPLACED M1671 BATTERY PACK AND POWER SUPPLY CHARGER ASSY AND OPS CHECKED PER AMM 33-51-06 CHECKED GOOD;[02] VERIFIED CORRECTIVE ACTION ITEM 1.

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